Di Tao Certified Authentic Source Dietary Supplement 500 mg Per Capsule Dragon Herbs Wild Siberian Chaga is the full spectrum extract of Chaga (Inonotus obliguus), the slow growing woody mushroom that grows naturally on birch trees in Siberia. Fully mature Chaga is collected wild from remote, pristine forests in sub-arctic Siberia, the premier Di Tao (authentic) source in the world for Chaga. This Chaga is rich in active polysaccharides, melanin, phenolic compounds and lanostane-type triterpenoids. It is a powerful antioxidant. The Chaga is extracted using ultra-modern technology to preserve the complete active constituent profile.